If you’re searching for a car breathalyzer after a DUI offense, we offer the best Ignition Interlock Device (IIDs). We will help you successfully complete your car breathalyzer requirement with support from knowledgeable specialists who understand everything you need to know about Ignition Interlock in California.
owever, you’ll be getting more than just a car breathalyzer. We’ll be with you right from the beginning with the services and support you need to make your program as easy as possible.
Schedule an installation appointment now or at any of our California service centers.
Need Ignition Interlock? Get started with our Program Advisors today!
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Schedule an Interlock Device Installation in El Monte
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& get back on the road
- California’s #1 Ignition Interlock Program
- Low-price, with no hidden fees
- Fast installation with same-day available
- 24/7 Customer Care – Se hablamos Español
It only takes a moment to get your personalized quote.
Call Now! (800) 831-3299Ignition Interlock in El Monte: We're Always Here for You
From $1.99/Day* - No Long-Term Contracts
Bi-weekly payment options designed to fit your budget.
Ignition interlock Costs3,000+ Locations - Same Day Install
Quick installs by skilled technicians at convenient U.S. locations.
Find a LocationDiscreet, Easy-to-Use Devices
Reliable, hygienic devices with guided tests and easy English-Spanish switching.
Smart Start devices24/7 Knowledgeable State Program Experts
Multilingual support trusted by over 1 million people, ready when you need us.
Talk to a program advisorLocations near El Monte, California
Let’s get started with an installation that fits your schedule at one of our Ignition Interlock locations in Los Angeles.
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9607 S San Pedro St
Los Angeles, CA 90003OPEN NOW – Closes at 5:00pm -
12524 E Carson St
Hawaiian Gardens, CA 90716OPEN NOW – Closes at 5:00pm -
13651 Garfield Ave
Unit A
South Gate, CA 90280OPEN NOW – Closes at 5:00pm -
5937 E Olympic Blvd
Los Angeles, CA 90022OPEN NOW – Closes at 5:00pm -
19201 S Reyes Ave
R204
Compton, CA 90221OPEN NOW – Closes at 5:00pm -
5327 Holt Blvd
Montclair, CA 91763OPEN NOW – Closes at 7:00pm -
9928 Atlantic Ave
South Gate, CA 90280OPEN NOW – Closes at 7:00pm -
1105 E. VALLEY BLVD
San Gabriel, CA 91776OPEN NOW – Closes at 6:00pm -
11841 Washington Blvd
Whittier, CA 90606 -
4052 STERLING WAY
Baldwin Park, CA 91706OPEN NOW – Closes at 5:00pm -
17999 E Valley Blvd
Ste A
City of Industry, CA 91744OPEN NOW – Closes at 5:30pm -
3217 Bart Conner Drive
Norman, OK 73072OPEN NOW – Closes at 5:00pm -
11035 Atlantic
Unit B
Lynwood, CA 90262OPEN NOW – Closes at 5:00pm -
1933 S. Broadway
Suite 1124
Los Angeles, CA 90007OPEN NOW – Closes at 5:00pm -
13507 Telegraph Rd
Ste A
Whittier, CA 90605OPEN NOW – Closes at 5:00pm -
317 1/2 W Arbor Vitae Street
Inglewood, CA 90301OPEN NOW – Closes at 6:00pm -
19042 San Jose Avenue Street L
Rowland Heights, CA 91748OPEN NOW – Closes at 5:30pm -
13505 Telegraph Rd
Whittier, CA 90605OPEN NOW – Closes at 6:00pm -
3809 W 3rd St
Los Angeles, CA 90010OPEN NOW – Closes at 7:00pm -
2960 Saturn Street
Unit H
Brea, CA 92821OPEN NOW – Closes at 5:00pm -
14020 Lambert Road
Whittier, CA 90605OPEN NOW – Closes at 6:00pm -
215 S. RAYMOND AVE
Alhambra, CA 91801OPEN NOW – Closes at 5:00pm -
1385 E. Golden St.
Compton, CA 90221OPEN NOW – Closes at 5:00pm -
1669 N Hacienda BLVD
La Puente, CA 91744OPEN NOW – Closes at 6:00pm -
3521 W Slauson
Los Angeles, CA 90043OPEN NOW – Closes at 5:00pm -
10721 Valley Blvd
El Monte, CA 91731OPEN NOW – Closes at 5:00pm
Ignition Interlock in El Monte: We're Always Here for You
The Most Discreet Ignition Interlock Devices in El Monte, California
Smart Start’s car breathalyzers were designed to be court compliant while keeping the user’s needs in mind. We understand the desire for privacy during this difficult time, so our Ignition Interlock Device is small and discreet.
The black exterior allows you to conceal it easily in your motor vehicle, but size doesn’t dictate function! Our Ignition Interlock Device can read your alcohol-free test in less than one second, so you can get back on the road quickly.
The Best Customer Care
When you choose the cheapest Ignition Interlock Device, you’re choosing the 24/7 bilingual support of our Customer Care Center and the expertise of our local technician teams. Call (800) 831-3299 or complete the form at the top of this page to enlist Smart Start as your program partner. We’ll put the wheel back in your hands.
Questions about Ignition Interlock Devices in El Monte, California
How do I get my IID calibrated in El Monte?
Calibration is required regularly to ensure your IID is working properly. In El Monte, we offer convenient service appointments to calibrate your device. The frequency of calibration is defined by California regulations. Generally, every 30-90 days.
Can I get same-day Interlock Device installation in El Monte?
Yes! Smart Start offers same-day installation appointments at many of our El Monte-area locations, subject to availability. We understand the urgency of meeting program deadlines, so we work to accommodate your schedule and get you back on the road as quickly as possible.
Where can I get an Ignition Interlock Device installed in El Monte, California?
Smart Start offers several convenient installation locations throughout El Monte and the surrounding areas. Our local service centers are staffed by experienced technicians who provide fast, professional installations. To find a location near you, visit our location finder or call our 24/7 Customer Care team for assistance.
How much does an Ignition Interlock Device cost in El Monte?
Smart Start offers affordable Ignition Interlock solutions in El Monte. See our Interlock Device cost guide for California to learn more.
How does an Ignition Interlock Device work?
An Ignition Interlock Device (IID) prevents a vehicle from starting if it detects alcohol on the driver’s breath. The driver blows into the device, and if their breath alcohol content is below the programmed limit, the car will start. You’ll also have to complete periodic retests after starting your vehicle to ensure continued compliance. Learn more about how IIDs work with our complete guide.
What are California’s IID laws?
In California, an Ignition Interlock Device (IID) may be required after a DUI. See our complete guide for information on IID laws and more in California.
See What Everyone Says About Our Ignition Interlock
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February 3, 2026
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